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Conventional eight groove rifling on the left, and octagonal polygonal rifling on the right. Polygonal rifling (/ p ə ˈ l ɪ ɡ ə n əl / pə-LIG-ə-nəl) is a type of gun barrel rifling where the traditional sharp-edged "lands and grooves" are replaced by less pronounced "hills and valleys", so the barrel bore has a polygonal (usually hexagonal or octagonal) cross-sectional profile.
The Marlin Model 780 is a .22 bolt-action rifle produced by Marlin Firearms Company of North Haven, Connecticut.Major features include micro-groove barrel, a 2-position safety lever, walnut stock, and 7-round box magazine.
Rifling of a 105 mm Royal Ordnance L7 tank gun Conventional rifling of a 90 mm M75 cannon (production year 1891, Austria-Hungary) Rifling in a GAU-8 autocannon. Rifling is the term for helical grooves machined into the internal surface of a firearms's barrel for imparting a spin to a projectile to improve its aerodynamic stability and accuracy.
Elongate Your Legs. While more straight-legged and baggier denim styles have become more popular in the past five to ten years, flare jeans are decidedly coming back to the conversation, and many ...
Sgt. Christina Ortiz and Lt. Michael Desanto allegedly had a relationship in the 34th Precinct stationhouse.
The New York Stock Exchange announced plans Wednesday to establish a presence in Texas, marking a shift in America’s financial landscape as major companies increasingly gravitate toward the Lone ...
Major features include micro-groove barrel, a cross-bolt safety, black synthetic stock, and 10-round nickel plated box magazine. It is similar to the Marlin 60, with slight barrel and action differences due to the magazine differences. The rifle features a last round hold open of the action and a receiver that has a 3/8" groove for mounting optics.
The barrel is polished whereas the receiver has a matte finish; both are blued. The barreled action sits in a walnut stock in the European-style with checkered grip, schnabel fore-end, and arched (curved) comb sometimes referred to as a Bavarian or "hogback" stock, and is trimmed with European sling swivels and a hard plastic butt plate.